.el-header
  background-color #9AF4DC;
  color #333
  text-align center
  line-height 60px;
.el-aside
  background-color #D3DCE6;
  color #333
  text-align center
  line-height 200px;
.el-main
  background-color #E9EEF3;
  color #333
.el-menu-vertical-demo:not(.el-menu--collapse)
  width 200px;
  min-height 400px;
